Results 41 to 50 of about 412,073 (404)

CED-Net: Crops and Weeds Segmentation for Smart Farming Using a Small Cascaded Encoder-Decoder Architecture

Electronics, 2020
Convolutional neural networks (CNNs) have achieved state-of-the-art performance in numerous aspects of human life and the agricultural sector is no exception.
Abbas Khan, Talha Ilyas, Muhammad Umraiz, Zubaer Ibna Mannan, Hyongsuk Kim   +4 more
semanticscholar   +1 more source

Weed leucaena and its significance, implications and control

Tropical Grasslands-Forrajes Tropicales, 2019
Keynote paper presented at the International Leucaena Conference, 1‒3 November 2018, Brisbane, Queensland, Australia. Leucaena (Leucaena leucocephala) is widely recognized in many countries as a commercially valuable plant, particularly when used as a ...
Shane Campbell, Wayne Vogler, Dannielle Brazier, Joseph Vitelli, Simon Brooks   +4 more
doaj   +1 more source

Laser weeding of common weed species [PDF]

Frontiers in Plant Science
The massive use of herbicides since the 1950s has resulted in increasing problems with herbicideresistant weeds and pollution of the environment, including food, feed, and water. These side effects have resulted in political pressures to reduce herbicide application.
Andreasen, Christian, Vlassi, Eleni, Salehan, Najmeh   +2 more
openaire   +4 more sources

Does diversifying crop rotations suppress weeds? A meta-analysis

PLoS ONE, 2019
Over the past half-century, crop rotations have become increasingly simplified, with whole regions producing only one or two crops in succession. Simplification is problematic from a weed management perspective, because it results in weeds' repeated ...
D. Weisberger, V. Nichols, M. Liebman
semanticscholar   +1 more source

Assessment of Kweilingia divina as a potential augmentative biological control agent against the gramineous weed Microstegium vimineum

Biological Control
Microstegium vimineum (Trin.) A. Camus, commonly called stiltgrass, is an exotic and indigenous troublesome weed in the United States and eastern Asia, respectively. Between 2020 and 2022, a damaging disease was observed on M. vimineum plants at the foot
Min Tan, Yanxia Fang, Sheng Qiang
doaj   +1 more source

Mutation in the Cadherin Gene Is a Key Factor for Pink Bollworm Resistance to Bt Cotton in China

Toxins, 2022
Transgenic crops producing Bacillus thuringiensis (Bt) toxins are widely planted for insect control, but their efficacy may decrease as insects evolve resistance.
Ling Wang, Dong Xu, Yunxin Huang, Huazhong Zhou, Weiguo Liu, Shengbo Cong, Jintao Wang, Wenjing Li, Peng Wan   +8 more
doaj   +1 more source

Activity of Ajuga iva Extracts Against the African Cotton Leafworm Spodoptera littoralis

Insects, 2020
Control of the crop pest African cotton leafworm, Spodoptera littoralis (Boisduval), by chemical insecticides has led to serious resistance problems. Ajuga plants contain phytoecdysteroids (arthropod steroid hormone analogs regulating metamorphosis) and ...
Leena Taha-Salaime, Galina Lebedev, Jackline Abo-Nassar, Sally Marzouk, Moshe Inbar, Murad Ghanim, Radi Aly   +6 more
doaj   +1 more source

Thiamine Is Required for Virulence and Survival of Pseudomonas syringae pv. tomato DC3000 on Tomatoes

Frontiers in Microbiology, 2022
Pseudomonas syringae pv. tomato DC3000 (PstDC3000) is an important plant pathogen that infects tomatoes and Arabidopsis. Thiamine and its derivative thiamine pyrophosphate (TPP) are cofactors that play an important role in the growth and survival of many
Jun Liu, Jun Liu, Jun Liu, Xuejiang Zhang, Xuejiang Zhang, Xuejiang Zhang, Siyi Deng, Siyi Deng, Siyi Deng, Hua Wang, Hua Wang, Hua Wang, Youfu Zhao   +12 more
doaj   +1 more source

Finding predominant word senses in untagged text [PDF]

, 2004
In word sense disambiguation (WSD), the heuristic of choosing the most common sense is extremely powerful because the distribution of the senses of a word is often skewed.
Carroll, John, Koeling, Rob, McCarthy, Diana Frances, Weeds, Julie   +3 more
core   +3 more sources

Weeds as Pathogen Hosts and Disease Risk for Crops in the Wake of a Reduced Use of Herbicides: Evidence from Yam (Dioscorea alata) Fields and Colletotrichum Pathogens in the Tropics

Journal of Fungi, 2021
The transition toward sustainable agriculture requires rethinking cropping systems in the light of less intensive and chemically reliant practices. Weed management is one of the target practices to evolve cropping systems with decreased impact on the ...
Pauline Dentika, H. Ozier-Lafontaine, L. Penet   +2 more
semanticscholar   +1 more source